## Logger [默认] 

默认log, warn, error三个级别

```javascript
export function createLogger(debug = false) {
    let _logger = {
        debug: debug
    };
    ["log","warn","error"].forEach(function(level) {
        _logger[level] = function() {
            if (this.debug) {
                return console[level].apply(console, Array.from(arguments));
            }
        }
    })
    return _logger;
}
```

### aui.logger.debug 

默认为false

### aui.logger.log [> 1.7.x]

### aui.logger.warn [> 1.7.x]

### aui.logger.error [> 1.7.x]